CN213135656U - Jig for welding impeller blades - Google Patents
Jig for welding impeller blades Download PDFInfo
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- CN213135656U CN213135656U CN202021917730.5U CN202021917730U CN213135656U CN 213135656 U CN213135656 U CN 213135656U CN 202021917730 U CN202021917730 U CN 202021917730U CN 213135656 U CN213135656 U CN 213135656U
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Abstract
The utility model relates to a jig for welding impeller blades, which comprises a positioning disk, an auxiliary positioning plate, a central positioning column and a sleeve; the positioning disc is disc-shaped, positioning through grooves are formed in the positioning disc, the positioning through grooves are arranged in a circumferential array mode relative to the circle center of the positioning disc, the auxiliary positioning plate corresponds to the positioning through grooves in position, and flexible anti-skid pads are arranged in the auxiliary positioning plate; the central positioning column and the positioning disc are coaxially arranged, external threads are arranged on the outer side wall of the central positioning column, and the sleeve is detachably connected with the central positioning column; and a limiting ejector rod is arranged at the bottom end of the positioning disc. The utility model relates to a tool is used in welding of impeller blade can fix a position the clamping to all blades on the impeller, and the concrete position of alignment blade when conveniently welding is favorable to promoting the position accuracy and the welding precision of blade to promote the dynamic balance performance of impeller.
Description
Technical Field
The utility model relates to an impeller welding tool of fan, concretely relates to tool is used in welding of impeller blade.
Background
The blower is a machine which can realize gas compression and gas transmission, convert the rotating mechanical energy into gas pressure energy and kinetic energy and transmit the gas.
The main structural components of the fan are an impeller, a shell, an air inlet, a support, a motor, a belt pulley, a coupling, a silencer, a transmission part and the like, wherein the impeller is the most central component in the fan, and the structure of the fan is complex. The impeller is mostly formed by welding iron pieces.
The existing impeller welding operation is mostly to search for positions according to lines or marks on an impeller base disc and sequentially weld blades. However, the position accuracy and the welding accuracy of this method are both low, and the dynamic balance of the impeller does not meet the design requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides an impeller is tool for blade welding can fix a position the clamping to all blades on the impeller, and the specific position of finding the blade when conveniently welding is favorable to promoting the position accuracy and the welding precision of blade to promote the dynamic balance performance of impeller.
In order to achieve the above object, the present invention provides the following technical solutions:
a jig for welding impeller blades comprises a positioning disc, an auxiliary positioning plate, a central positioning column and a sleeve; the positioning disc is disc-shaped, positioning through grooves are formed in the positioning disc, the positioning through grooves are arranged in a circumferential array mode relative to the circle center of the positioning disc, the auxiliary positioning plate corresponds to the positioning through grooves in position, and flexible anti-skid pads are arranged in the auxiliary positioning plate; the central positioning column and the positioning disc are coaxially arranged, external threads are arranged on the outer side wall of the central positioning column, and the sleeve is detachably connected with the central positioning column; and a limiting ejector rod is arranged at the bottom end of the positioning disc.
Furthermore, the auxiliary positioning plates are specifically located on two sides of the positioning through groove in the width direction, and the auxiliary positioning plates are specifically located on the upper end face of the positioning plate.
Furthermore, flexible non-slip mat specifically is located one side that supplementary locating plate orientation location led to the groove, flexible non-slip mat's material specifically is silica gel.
Furthermore, the center positioning column is specifically located the bottom of positioning disk, the center positioning column runs through the sleeve, telescopic internal thread cooperatees with the external screw thread of center positioning column.
Furthermore, the limiting ejector rods are located at the positions, close to the central positioning column, of the bottom end of the positioning disc, the axis of each limiting ejector rod is parallel to the axial direction of the central positioning column, and the limiting ejector rods are arranged in a circumferential array relative to the central positioning column.
The utility model has the advantages that: the utility model provides an impeller is tool for blade welding, uses through the cooperation of positioning disk, location logical groove, assistance-localization real-time post column, sleeve and spacing ejector pin, can carry out the location clamping that stabilizes to all blades on the impeller, and the concrete position of aiming at the blade when convenient welding can save time, improves welding efficiency to be favorable to promoting the position precision and the welding precision of blade, thereby promote the dynamic balance performance of impeller, reduce the defective rate.
Drawings
Fig. 1 is the overall structure schematic diagram of the upper portion visual angle of the jig for welding the impeller blade of the utility model.
Fig. 2 is the utility model relates to an overall structure schematic diagram of the bottom visual angle of tool is used in impeller blade welding.
In the figure: 1. positioning a plate; 2. positioning the through groove; 3. an auxiliary positioning plate; 31. a flexible non-slip mat; 4. a central positioning column; 41. an external thread; 5. a sleeve; 6. and a limit ejector rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, a jig for welding impeller blades includes a positioning plate 1, an auxiliary positioning plate 3, a central positioning column 4 and a sleeve 5; the positioning disc 1 is disc-shaped, the positioning disc 1 is provided with positioning through grooves 2, the positioning through grooves 2 are arranged in a circumferential array manner relative to the circle center of the positioning disc 1, the positioning through grooves 2 are used for positioning blades to be welded on an impeller, the auxiliary positioning plate 3 corresponds to the positioning through grooves 2 in position, the auxiliary positioning plate 3 is used for auxiliary positioning of the blades, and the auxiliary positioning plate 3 is internally provided with a flexible anti-skid pad 31; the central positioning column 4 and the positioning disc 1 are coaxially arranged, an external thread 41 is arranged on the outer side wall of the central positioning column 4, the sleeve 5 is detachably connected with the central positioning column 4, and the sleeve 5 can be replaced according to the size of a central hole in a base disc of the impeller; and a limiting ejector rod 6 is arranged at the bottom end of the positioning plate 1.
The auxiliary positioning plates 3 are specifically located on two sides of the width direction of the positioning through groove 2, and the auxiliary positioning plates 3 are specifically located on the upper end face of the positioning plate 1.
The center positioning column 4 specifically is located the bottom of positioning disk 1, center positioning column 4 runs through sleeve 5, the internal thread of sleeve 5 cooperatees with the external screw thread of center positioning column 4, and sleeve 5 runs through the centre bore on the impeller base plate to the external diameter of sleeve 5 and the internal diameter of the centre bore on the impeller base plate need form transition fit's relation.
The limiting ejector rod 6 is located at the position, close to the central positioning column 4, of the bottom end of the positioning disc 1, the axis of the limiting ejector rod 6 is parallel to the axial direction of the central positioning column 4, the limiting ejector rod 6 is arranged in a circumferential array mode relative to the central positioning column 4, and the limiting ejector rod 6 is used for limiting the position, away from the impeller, of the positioning disc 1.
The utility model discloses a theory of operation does: firstly, the blades sequentially penetrate through a positioning through groove 2 on a positioning disc 1, and the blades are clamped and positioned by the friction force and the jacking force of flexible anti-skid pads 31 on auxiliary positioning plates 3 on two sides of the positioning through groove 2; then, selecting a sleeve 5 with a proper outer diameter according to the size of the central hole of the base plate of the impeller, and screwing the sleeve 5 on an external thread 41 of the central positioning column 4; subsequently, with the tool that the centre gripping has the blade, central reference column 4 is down, places on the horizontally impeller base plate, and sleeve 5 runs through the centre bore of base plate, and the surface of base plate is contacted to the bottom of spacing ejector pin 6 until, and the bottom of the blade of centre gripping is just contacted the surface of base plate this moment, can carry out the welding operation of blade bottom this moment, and in welding process, the blade is by the firm location centre gripping of tool all the time to can guarantee the position accuracy and the welding precision of blade.
The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.
Claims (5)
1. The utility model provides an impeller is tool for blade welding which characterized in that: comprises a positioning disc (1), an auxiliary positioning plate (3), a central positioning column (4) and a sleeve (5); the positioning disc (1) is disc-shaped, the positioning disc (1) is provided with positioning through grooves (2), the positioning through grooves (2) are arranged in a circumferential array manner relative to the circle center of the positioning disc (1), the auxiliary positioning plate (3) corresponds to the positioning through grooves (2), and the auxiliary positioning plate (3) is internally provided with a flexible anti-skid pad (31); the central positioning column (4) and the positioning disc (1) are coaxially arranged, an external thread (41) is arranged on the outer side wall of the central positioning column (4), and the sleeve (5) is detachably connected with the central positioning column (4); and a limiting ejector rod (6) is arranged at the bottom end of the positioning disc (1).
2. The jig for welding the impeller blade according to claim 1, wherein: the auxiliary positioning plates (3) are specifically located on two sides of the width direction of the positioning through groove (2), and the auxiliary positioning plates (3) are specifically located on the upper end face of the positioning plate (1).
3. The jig for welding the impeller blade according to claim 2, wherein: the flexible anti-slip mat (31) is specifically located on one side, facing the positioning through groove (2), of the auxiliary positioning plate (3), and the flexible anti-slip mat (31) is specifically made of silica gel.
4. The jig for welding the impeller blade according to claim 3, wherein: the center positioning column (4) is specifically located at the bottom end of the positioning disc (1), the center positioning column (4) penetrates through the sleeve (5), and the inner thread of the sleeve (5) is matched with the outer thread of the center positioning column (4).
5. The jig for welding the impeller blade according to claim 4, wherein: the limiting ejector rod (6) is located at the position, close to the central positioning column (4), of the bottom end of the positioning disc (1), the axis of the limiting ejector rod (6) is parallel to the axial direction of the central positioning column (4), and the limiting ejector rod (6) is arranged in a circumferential array relative to the central positioning column (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021917730.5U CN213135656U (en) | 2020-09-05 | 2020-09-05 | Jig for welding impeller blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021917730.5U CN213135656U (en) | 2020-09-05 | 2020-09-05 | Jig for welding impeller blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213135656U true CN213135656U (en) | 2021-05-07 |
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ID=75709791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021917730.5U Active CN213135656U (en) | 2020-09-05 | 2020-09-05 | Jig for welding impeller blades |
Country Status (1)
| Country | Link |
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| CN (1) | CN213135656U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213521A (en) * | 2022-09-19 | 2022-10-21 | 南通惠尔风机有限公司 | Machining device for fan impeller |
| CN116275825A (en) * | 2023-05-19 | 2023-06-23 | 河南朗迪叶轮机械有限公司 | Welding positioning device for impeller machining |
| CN116810112A (en) * | 2023-08-28 | 2023-09-29 | 苏州众志新环冷却设备有限公司 | Centrifugal fan equipment production facility |
-
2020
- 2020-09-05 CN CN202021917730.5U patent/CN213135656U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213521A (en) * | 2022-09-19 | 2022-10-21 | 南通惠尔风机有限公司 | Machining device for fan impeller |
| CN116275825A (en) * | 2023-05-19 | 2023-06-23 | 河南朗迪叶轮机械有限公司 | Welding positioning device for impeller machining |
| CN116275825B (en) * | 2023-05-19 | 2023-08-15 | 河南朗迪叶轮机械有限公司 | Welding positioning device for impeller machining |
| CN116810112A (en) * | 2023-08-28 | 2023-09-29 | 苏州众志新环冷却设备有限公司 | Centrifugal fan equipment production facility |
| CN116810112B (en) * | 2023-08-28 | 2023-11-28 | 苏州众志新环冷却设备有限公司 | Centrifugal fan equipment production facility |
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